/ Dictionary / Index T trifoliolate: Meaning and Definition of Find definitions for: tri•fo•li•o•late Pronunciation: (trī-fō'lē-u-lāt"), [key] — adj. Bot. having three leaflets, as a compound leaf. having leaves with three leaflets, as a plant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trifoliolate (Thesaurus) trifoliate orange triforium Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language